Essays about: "PWM"
Showing result 16 - 20 of 70 essays containing the word PWM.
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16. Current Control and Modelling of an Inspiration Valve
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : An analog current servo of an intensive care ventilator is being developed at Getinge in Stockholm. The current servo is used to control the output gas flow of an inspiration valve to a patient’s lungs. The ventilator’s control system is in a cascade design of two closed-loops, of which the current servo is the controller for the inner loop. READ MORE
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17. Closed Loop Control of PMSM Motor : Field Oriented Control Using Hall Sensors
University essay from Linköpings universitet/FordonssystemAbstract : Fossil-fuel vehicles are one of the main causes of CO2 emissions nowadays. As we are moving toward cleaner environment electrification of vehicles are becoming more and more popular. With the environment in mind, the recent improvement in battery technology and electronics has drawn a lot of attention to Brushless DC or BLDC motors. READ MORE
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18. Prepaid Digital Water Meters and the Challenges of Sustainable Innovation
University essay from KTH/Urbana och regionala studierAbstract : Water scarcity is an increasing problem all over the world. In order to achieve the sustainable development goals by 2030, safe and affordable access to drinking water is a key target that needs to be achieved according to SDG6. READ MORE
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19. Risk Management in Medical Devices: Hazard Identificationand Verification of Mitigation Controls
University essay from KTH/Medicinteknik och hälsosystemAbstract : During this project, the risk management of a medical device under development that deals with drug administration has been done. The aim of the project is to evaluate if part of the device is safe according to the current regulations in Sweden. READ MORE
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20. Maximum Inverter AC Current Prediction Based on Junction Temperature Calculation
University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)Abstract : Semiconductor devices are widely used in the automotive industry, and they are key components of the inverter and the converter in an electric vehicle. Thus, the concern of protecting the inverter and the converter from damaging operation has been raised. The junction temperature is one of the main considerations. READ MORE